J4 ›› 2010, Vol. 45 ›› Issue (9): 20-26.

• Articles • Previous Articles     Next Articles

The reduction theory of concept lattice based on its associated lattice

WANG Bin-di, WEI Ling   

  1. Department of Mathematics, Northwest University, Xi’an, 710069, Shaanxi, China
  • Received:2010-06-13 Online:2010-09-16 Published:2010-10-12

Abstract:

According to the relation between the concept lattice and its associated lattice, the isomorphism theorem is given. The reduction theory and methods is studied, which is the concept lattice based on its associated lattice. 

Key words: formal context; concept lattice; associated lattice; attribute reduction

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